結果
| 問題 |
No.2231 Surprising Flash!
|
| コンテスト | |
| ユーザー |
ikefumy
|
| 提出日時 | 2023-02-24 23:19:42 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,656 bytes |
| コンパイル時間 | 1,948 ms |
| コンパイル使用メモリ | 201,724 KB |
| 最終ジャッジ日時 | 2025-02-10 22:41:04 |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | WA * 1 |
| other | AC * 12 WA * 32 |
ソースコード
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define db double
#define pii pair<int,int>
#define pll pair<ll,ll>
#define ti3 tuple<int,int,int>
#define int128 __int128_t
#define pii128 pair<int128,int128>
const int inf = 1 << 30;
const ll linf = 1e18;
const ll mod = 1e9 + 7;
const db EPS = 1e-10;
const db pi = acos(-1);
template<class T> bool chmin(T& x, T y){
if(x > y) {
x = y;
return true;
} else return false;
}
template<class T> bool chmax(T& x, T y){
if(x < y) {
x = y;
return true;
} else return false;
}
// overload macro
#define CAT( A, B ) A ## B
#define SELECT( NAME, NUM ) CAT( NAME, NUM )
#define GET_COUNT( _1, _2, _3, _4, _5, _6 /* ad nauseam */, COUNT, ... ) COUNT
#define VA_SIZE( ... ) GET_COUNT( __VA_ARGS__, 6, 5, 4, 3, 2, 1 )
#define VA_SELECT( NAME, ... ) SELECT( NAME, VA_SIZE(__VA_ARGS__) )(__VA_ARGS__)
// rep(overload)
#define rep( ... ) VA_SELECT(rep, __VA_ARGS__)
#define rep2(i, n) for (decay_t<decltype(n)> i = 0; i < n; i++)
#define rep3(i, a, b) for (decay_t<decltype(a)> i = a; i < b; i++)
#define rep4(i, a, b, c) for (decay_t<decltype(a)> i = a; i < b; i += c)
// rrep(overload)
#define rrep( ... ) VA_SELECT(rrep, __VA_ARGS__)
#define rrep2(i, n) for (decay_t<decltype(n)> i = n - 1; i >= 0; i--)
#define rrep3(i, a, b) for (decay_t<decltype(a)> i = b - 1; i >= a; i--)
#define rrep4(i, a, b, c) for (decay_t<decltype(a)> i = b - 1; i >= a; i -= c)
// for_earh
#define fore(e, v) for (auto&& e : v)
// vector
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
vector<int> Z_algorithm(string S, string T = "") {
if (T == "") T = S;
S += '$';
S += T;
vector<int> Z(S.size());
Z[0] = S.size();
int i = 1, j = 0;
while(i < (int)S.size()) {
while(i + j < (int)S.size() && S[j] == S[i + j]) j++;
Z[i] = j;
if (j == 0) {
i++;
continue;
}
int k = 1;
while (k < j && k + Z[k] < j) {
Z[i + k] = Z[k];
k++;
}
i += k;
j -= k;
}
vector<int> res(T.size());
copy(Z.end() - T.size(), Z.end(), res.begin());
return res;
}
vector<int> Z_algorithm_ques(string S, string T = "") {
if (T == "") T = S;
S += '$';
S += T;
vector<int> Z(S.size());
Z[0] = S.size();
int i = 1, j = 0;
while(i < (int)S.size()) {
while(i + j < (int)S.size() && (S[j] == S[i + j] || S[j] == '?' || S[i + j] == '?')) j++;
Z[i] = j;
if (j == 0) {
i++;
continue;
}
int k = 1;
while (k < j && k + Z[k] < j) {
Z[i + k] = Z[k];
k++;
}
i += k;
j -= k;
}
vector<int> res(T.size());
copy(Z.end() - T.size(), Z.end(), res.begin());
return res;
}
void solve() {
int N, M;
string S, T;
cin >> N >> M >> S >> T;
auto v1 = Z_algorithm(T, S);
auto v2 = Z_algorithm_ques(T, S);
rep (i, N) {
if (v1[i] == M) {
rep (i, N) if (S[i] == '?') S[i] = 'a';
cout << S << "\n";
return;
}
}
rrep (i, N) {
if (v2[i] == M) {
string ans = S.substr(0, i);
ans += T;
ans += S.substr(i + T.size());
rep (i, N) if (ans[i] == '?') ans[i] = 'a';
cout << ans << "\n";
}
}
cout << -1 << endl;
}
int main() {
cin.tie(nullptr);
ios_base::sync_with_stdio(false);
cout << fixed << setprecision(20);
int t;
cin >> t;
while (t--) solve();
return 0;
}
ikefumy